The United States Coast Guard Aviation Logistics Center is conducting market research to identify potential sources for new, OEM-traceable replacement parts for its fleet of HC-144 Maritime Patrol Aircraft. The required parts are specific signal processors, receiver/transmitters, and antenna-pedestals from the OEM, Telephonics Corporation. Interested companies must be ASA-100 certified or compliant with FAA Advisory Circular 00-56B and provide detailed information about their quality systems, product traceability, lead times, and warranties. Responses must be submitted via email by 4:00 PM EST on February 6, 2026. This is a sources sought notice for planning purposes only and is not a solicitation for proposals.